GEM-Rough Gemstone - Amethyst 🤩 Description: One piece, weighing 3 kg. Chemical Formula : SiO2 Color :Purple. Hardness: 7 Crystal System :Hexagonal. Transparency :Transparent . Cleavage: Non . Mineral Class Quartz There
Amethyst: The purple Quartz mineral Amethyst information and pictures
Amethyst: The purple Quartz mineral Amethyst information and pictures